A strange thing happened________her last night,so she is afraid to stay at home alone tonight.
____________he was ill, ____________ he went to school this morning.
-___________ do you wash your hair? -Three times a week.
There is _____________ with my computer. Can you help me?
Wang Fang is young, but she plays Ping-Pong ___________ her mother.
It’s bad for our eyes ______in bed.